The fifth story in the New York Times bestselling Questioneers chapter book series following Ada Twist, Scientist and friends Blue River Creek has a problem: there's a pet thief on the loose! Or at least, Sofia and Iggy are convinced that there is once their pets go missing. But as a scientist, Ada knows it's important not to jump to conclusions and to follow the facts. How will they find out what really happened to the town's pets? By using the scientific method, of course! Through making a hypothesis, collecting data, and experimentation, the Questioneers must find the missing animals before even more pets disappear! Watch the Questioneers in the Netflix television series Ada Twist, Scientist! Check out all the books in the Questioneers series: The Questioneers Picture Book series: Iggy Peck, Architect - Rosie Revere, Engineer - Ada Twist, Scientist - Sofia Valdez, Future Prez - Aaron Slater, Illustrator - Lila Greer, Teacher of the Year - Billie Jean Peet, AthleteThe Questioneers
